# Frequency [THz], epsilon_r
0.06254,3.64959
0.08339,3.60993
0.10423,3.54248
0.12508,3.52622
0.14592,3.47301
0.16677,3.49622
0.18762,3.43818
0.20846,3.42363
0.22931,3.37502
0.25016,3.43175
0.27100,3.39128
0.29185,3.39944
0.31270,3.38608
0.33354,3.39459
0.35439,3.35376
0.37523,3.35893
0.39608,3.32546
0.41693,3.32970
0.43777,3.31892
0.45862,3.31675
0.47947,3.29672
0.50031,3.29063
0.52116,3.28431
0.54201,3.27242
0.56285,3.27400
0.58370,3.26553
0.60454,3.26181
0.62539,3.24988
0.64624,3.24798
0.66708,3.23744
0.68793,3.23510
0.70878,3.22450
0.72962,3.22132
0.75047,3.20957
0.77132,3.20662
0.79216,3.19769
0.81301,3.19261
0.83385,3.18085
0.85470,3.18062
0.87555,3.17297
0.89639,3.16717
0.91724,3.15586
0.93809,3.15210
0.95893,3.14580
0.97978,3.13839
1.00063,3.13440
1.02147,3.12831
1.04232,3.12043
1.06316,3.11506
1.08401,3.11174
1.10486,3.10505
1.12570,3.09619
1.14655,3.09282
1.16740,3.09199
1.18824,3.08395
1.20909,3.08226
1.22994,3.07769
1.25078,3.07358
1.27163,3.06939
1.29247,3.06614
1.31332,3.05758
1.33417,3.05675
1.35501,3.05419
1.37586,3.05306
1.39671,3.04401
1.41755,3.04545
1.43840,3.04061
1.45925,3.03568
1.48009,3.03401
1.50094,3.03227
1.52178,3.02753
1.54263,3.03012
1.56348,3.02747
1.58432,3.02210
1.60517,3.02326
1.62602,3.02163
1.64686,3.01877
1.66771,3.01691
1.68856,3.02356
1.70940,3.01318
1.73025,3.01974
1.75109,3.01737
1.77194,3.01553
1.79279,3.01237
1.81363,3.01480
1.83448,3.01237
1.85533,3.01487
1.87617,3.01282
1.89702,3.00948
1.91787,3.00957
1.93871,3.01356
1.95956,3.01129
1.98040,3.01108
2.00125,3.00985
2.02210,3.01119
2.04294,3.01171
2.06379,3.01126
2.08464,3.01225
2.10548,3.01302
2.12633,3.01119
2.14718,3.00961
2.16802,3.01168
2.18887,3.01327
2.20971,3.01282
2.23056,3.01493
2.25141,3.01358
2.27225,3.01391
2.29310,3.01313
2.31395,3.01448
2.33479,3.01431
2.35564,3.01613
2.37649,3.01635
2.39733,3.01685
2.41818,3.01595
2.43902,3.01825
2.45987,3.01798
2.48072,3.01877
2.50156,3.01770
2.52241,3.01842
2.54326,3.01784
2.56410,3.01878
2.58495,3.01742
2.60580,3.01915
2.62664,3.02026
2.64749,3.02559
2.66833,3.01853
2.68918,3.01618
2.71003,3.01198
2.73087,3.01230
2.75172,3.01956
2.77257,3.02343
2.79341,3.02752
2.81426,3.02670
2.83511,3.03371
2.85595,3.03018
2.87680,3.01827
2.89764,3.02615
2.91849,3.03154
2.93934,3.03436
2.96018,3.03055
2.98103,3.02259
3.00188,3.02082